linux-kernel - [PATCH v3 2/2] PM/devfreq: rk3399: get devfreq suspend frequency

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Date:   Mon,  7 Nov 2016 14:23:09 +0800
From:   Lin Huang <hl@...k-chips.com>
To:     myungjoo.ham@...sung.com
Cc:     linux-pm@...r.kernel.org, dbasehore@...omium.org,
        dianders@...omium.org, linux-kernel@...r.kernel.org,
        cw00.choi@...sung.com, linux-rockchip@...ts.infradead.org,
        Lin Huang <hl@...k-chips.com>
Subject: [PATCH v3 2/2] PM/devfreq: rk3399: get devfreq suspend frequency

We need ddr run a specific frequency when ddr dvfs stop
working. For example: if we enable two monitor, then we will
stop ddr dvfs, but we hope ddr can run in highest frequency
obviously.

Signed-off-by: Lin Huang <hl@...k-chips.com>
---
Changes in v2:
- None
Changes in v3:
- None

 drivers/devfreq/rk3399_dmc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
index 5a2da95..39f8e27 100644
--- a/drivers/devfreq/rk3399_dmc.c
+++ b/drivers/devfreq/rk3399_dmc.c
@@ -329,7 +329,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
 	if (IS_ERR(data->devfreq))
 		return PTR_ERR(data->devfreq);
 	devm_devfreq_register_opp_notifier(dev, data->devfreq);
-
+	devfreq_opp_get_suspend_opp(dev, data->devfreq);
 	data->dev = dev;
 	platform_set_drvdata(pdev, data);
 	pd_register_notify_to_dmc(data->devfreq);
-- 
1.9.1